Turn-based game Two players Each player have 10 pawns Each pawns have diferent ability(speed, armor) Pawns moves like in Chess Pawns can throw a ball Board with 64 fields

Another questions: 0. How to setup game board for Ruby game? 1. Should I write this only in RoR and Jquery?? 2. Which gems should I use to add multiplayer to this game in future? 3. Maybe the easiest way is write this with rubygame? 4. But how to develop this game online?